Spis treści

Results of an attempt to introduce of the Danube salmon, Hucho hucho (L.) into the River Gwda and its tributaries (Northwestern Poland), s. 85-93.

Bucka H.:

Diversity of flora and fauna in running waters of the Province of Cracow (Southern Poland) in relation to water quality. 6. Characteristics of rivers on the basis of phytoseston communities, s. 95-122.

Grzybkowska M., Dukowska M., Sitkowska M., Galicka W.:

Spatial distribution of benthic chlorophyll a in the River Warta (Poland), above and below the Jeziorsko Reservoir, s. 123-136

Kasza H.:

Production and destruction processes in the selected lotic and lenitic zones of the Upper Vistula: effect of water stages on changes in water quality, s. 137-143.

Kawecka B., Kwandrans J.:

Diversity of flora and fauna in running waters of the Province of Cracow (Southern Poland) in relation to water quality. 3. Benthic cyanobacteria and algae communities, s. 145-173.

Klich M.:

Growth rate of nase, Chondrostoma nasus (L.), in the Dobczyce Reservoir and in the River Raba above the Reservoir, s. 175-185.

Kownacki A.:

The use of benthic macroinvertebrates in the biomonitoring of river water quality - how do we interpret faunistic data? s. 187-206.

Kownacki A.:

Diversity of benthic macroinvertebrates as a monitoring method for polluted rivers, s. 207-214.

Kownacki A., Margreiter M., Kawecka B., Kwandrans J.:

Effect of treated wastes on cyanobacteria, algae, and macroinvertebrate communities in an alpine stream, s. 215-230.

Kukuła K.:

Description and projected changes in the ichthyofauna of the River Skawa in the area of the future dam reservoir at Swinna Poręba (Southern Poland), s. 231-240.

Kwandrans J.:

The benthic flora in small forest streams with different water trophy level and pH status (Pogorze Wielickie Hills, Southern Poland), s. 241-255.

Mical A.H., Krotke A., Wysocka-Czubaszek A.:

The occurrence of steroid, protein, and amino acid hormones and cyanocobalamin in Wolffia arrhiza (L.) Wimm. (Lemnaceae) and the potential of its adaptability to various environmental conditions, s. 257-262.